Hybrid System Indicator Malfunction [11/2023 - ]: Procedure
WARNING: This page is about a different car, the 2025 Toyota Highlander, 2024 Toyota Highlander, and 2023 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK CAN COMMUNICATION SYSTEM
- Check if CAN communication DTCs are output.
Refer to DIAGNOSIS SYSTEM [11/2023 - ]
Result
Result Proceed to DTCs are not output A DTCs are output B
Result:
B
GO TO CAN COMMUNICATION SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2023 - ]
Result:
A
See step 2
- Check if CAN communication DTCs are output.
- CHECK FOR DTC (HYBRID CONTROL SYSTEM)
- Check if hybrid control system DTCs are output.
Powertrain > Hybrid Control > Trouble Codes
Result
Result Proceed to DTCs are not output A DTCs are output B
Result:
B
GO TO HYBRID CONTROL SYSTEM. Refer to DIAGNOSTIC TROUBLE CODE CHART [11/2023 - ]
Result:
A
See step 3
- Check if hybrid control system DTCs are output.
- READ VALUE USING GTS
- Read the Data List according to the display on the GTS.
Body Electrical > Combination Meter > Data List
Tester Display Measurement Item Range Normal Condition Diagnostic Note HV/EV System Indicator Hybrid system indicator value Min.: -101%, Max.: 511% or Unset See [Normal Condition 1] "Unset" is displayed when the vehicle is stopped and the ignition switch is ON (READY). HINT:
[Normal Condition 1]: HV/EV System Indicator
- Refer to the following table to find the approximate indicated value of the hybrid system indicator based on the value of the Data List item:
Data List: HV/EV System Indicator (%) Hybrid System Indicator Indication Unset Not indicated -100 Approximately 1 is indicated -50 Approximately 2 is indicated 0 Approximately 3 is indicated 50 Approximately 4 is indicated 100 Approximately 5 is indicated 200 Approximately 6 is indicated 300 Approximately 7 is indicated 400 Approximately 8 is indicated 500 Approximately 9 is indicated *a Hybrid System Indicator
Body Electrical > Combination Meter > Data List
Tester Display HV/EV System Indicator Result
Result Proceed to The value displayed in the Data List and on the hybrid system indicator approximately match A The value displayed in the Data List and on the hybrid system indicator do not match B - Refer to the following table to find the approximate indicated value of the hybrid system indicator based on the value of the Data List item:
Result:
A
GO TO HYBRID CONTROL SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2023 - ]
Result:
B
REPLACE COMBINATION METER ASSEMBLY. Refer to REMOVAL [12/2019 - ]
- Read the Data List according to the display on the GTS.